/**
 * 全站路由配置
 *
 * 建议:
 * 1. 代码中路由统一使用name属性跳转(不使用path属性)
 */
import Vue from 'vue'
import Router from 'vue-router'
import http from '@/utils/httpRequest'
import {isURL} from '@/utils/validate'
import {clearLoginInfo} from '@/utils'

Vue.use(Router)

// 开发环境不使用懒加载, 因为懒加载页面太多的话会造成webpack热更新太慢, 所以只有生产环境使用懒加载
const _import = require('./import-' + process.env.NODE_ENV)

// 全局路由(无需嵌套上左右整体布局)
const globalRoutes = [
  {path: '/404', component: _import('common/404'), name: '404', meta: {title: '404未找到'}},
  {path: '/login', component: _import('common/login'), name: 'login', meta: {title: '登录'}},
  { path: '/apply', component: _import('common/apply'), name: 'apply', meta: { title: '申请' } },
  { path: '/providerApply', component: _import('common/providerApply'), name: 'providerApply', meta: { title: '服务商申请' } },
  { path: '/about', component: _import('common/about'), name: 'about', meta: { title: '关于我们' } },
  { path: '/help', component: _import('common/help'), name: 'help', meta: { title: '帮助中心' } },
  {
    path: '/choosetheformat',
    component: _import('modules/common/choose-the-format'),
    name: 'choosetheformat',
    meta: {title: '选择酒店'}
  },
  { path: '/problem', component: _import('common/problem'), name: 'problem', meta: { title: '常见问题' } },
  { path: '/popup-ruzhu', component: _import('modules/app/thotelfloor/floorroomruzhu2'), name: 'popup-ruzhu', meta: { title: '入住' } }
]

// 主入口路由(需嵌套上左右整体布局)
const mainRoutes = {
  path: '/',
  component: () => import('@/layouts/index.vue'),
  // component: _import('main'),
  name: 'main',
  redirect: { name: 'home' },
  meta: { title: '主入口整体布局' },
  children: [
    // 通过meta对象设置路由展示方式
    // 1. isTab: 是否通过tab展示内容, true: 是, false: 否
    // 2. iframeUrl: 是否通过iframe嵌套展示内容, '以http[s]://开头': 是, '': 否
    // 提示: 如需要通过iframe嵌套展示内容, 但不通过tab打开, 请自行创建组件使用iframe处理!
    {path: '/home', component: _import('common/home'), name: 'home', meta: {title: '首页', isTab: true}},
    {
      path: '/ruzhu',
      component: _import('modules/app/thotelfloor/floorroomruzhu2'),
      name: 'ruzhu',
      meta: {title: '入住', isTab: true}
    },
    {
      path: '/reserve',
      component: _import('modules/app/thotelfloor/floorroomreserve'),
      name: 'reserve',
      meta: {title: '预定', isTab: true}
    },
    {
      path: '/accounting',
      component: _import('modules/app/floorRoomSign/accounting'),
      name: 'accounting',
      meta: {title: '详单', isTab: true}
    },
    {path: '/theme', component: _import('common/theme'), name: 'theme', meta: {title: '主题'}},
    {
      path: '/demo-echarts',
      component: _import('demo/echarts'),
      name: 'demo-echarts',
      meta: {title: 'demo-echarts', isTab: true}
    },
    {
      path: '/app-goods/goods-add-or-update',
      component: _import('modules/app/goods/goods-add-or-update'),
      name: 'goods-add-or-update'
    },
    {
      path: '/demo-ueditor',
      component: _import('demo/ueditor'),
      name: 'demo-ueditor',
      meta: {title: 'demo-ueditor', isTab: true}
    }
  ],
  beforeEnter (to, from, next) {
    let token = Vue.cookie.get('token')
    if (!token || !/\S/.test(token)) {
      clearLoginInfo()
      next({ name: 'login' })
    }
    next()
  }
}

const router = new Router({
  mode: 'hash',
  scrollBehavior: () => ({ y: 0 }),
  isAddDynamicMenuRoutes: false, // 是否已经添加动态(菜单)路由
  routes: globalRoutes.concat(mainRoutes)
})

router.beforeEach((to, from, next) => {
  // file:///D:/gitee/sunday-fast-ui/src/views/common/top添加动态(菜单)路由
  // 1. 已经添加 or 全局路由, 直接访问
  // 2. 获取菜单列表, 添加并保存本地存储
  if (router.options.isAddDynamicMenuRoutes || fnCurrentRouteType(to, globalRoutes) === 'global') {
    next()
  } else {
    http({
      // 旧的
      // url: http.adornUrl('/sys/menu/nav'),
      url: http.adornUrl('/sys/menu/nav'),
      method: 'get',
      params: http.adornParams()
    }).then(({data}) => {
      if (data && data.code === 0) {
        console.log('menuData', data)
        fnAddDynamicMenuRoutes(data.menuList)
        router.options.isAddDynamicMenuRoutes = true
        // console.log(data.menuList)
        sessionStorage.setItem('menuList', JSON.stringify(data.menuList || '[]'))
        sessionStorage.setItem('permissions', JSON.stringify(data.permissions || '[]'))
        next({ ...to, replace: true })
      } else {
        sessionStorage.setItem('menuList', '[]')
        sessionStorage.setItem('permissions', '[]')
        next()
      }
    }).catch((e) => {
      console.log(`%c${e} 请求菜单列表和权限失败，跳转至登录页！！`, 'color:blue')
      router.push({ name: 'login' })
    })
  }
})

/* 重新加载权限路由 */
export function reloadRoute() {
  http({
    url: http.adornUrl('/sys/menu/nav'),
    method: 'get',
    params: http.adornParams()
  }).then(({data}) => {
    if (data && data.code === 0) {
      fnAddDynamicMenuRoutes(data.menuList)
      router.options.isAddDynamicMenuRoutes = true
      console.log(data.menuList)
      sessionStorage.setItem('menuList', JSON.stringify(data.menuList || '[]'))
      sessionStorage.setItem('permissions', JSON.stringify(data.permissions || '[]'))
    } else {
      sessionStorage.setItem('menuList', '[]')
      sessionStorage.setItem('permissions', '[]')
    }
  }).catch((e) => {
    console.log(`%c${e} 请求菜单列表和权限失败，跳转至登录页！！`, 'color:blue')
    router.push({ name: 'login' })
  })
}

/**
 * 判断当前路由类型, global: 全局路由, main: 主入口路由
 * @param {*} route 当前路由
 */
function fnCurrentRouteType (route, globalRoutes = []) {
  var temp = []
  for (var i = 0; i < globalRoutes.length; i++) {
    if (route.path === globalRoutes[i].path) {
      return 'global'
    } else if (globalRoutes[i].children && globalRoutes[i].children.length >= 1) {
      temp = temp.concat(globalRoutes[i].children)
    }
  }
  return temp.length >= 1 ? fnCurrentRouteType(route, temp) : 'main'
}

/**
 * 添加动态(菜单)路由
 * @param {*} menuList 菜单列表
 * @param {*} routes 递归创建的动态(菜单)路由
 */
function fnAddDynamicMenuRoutes (menuList = [], routes = []) {
  let temp = [];
  for (var i = 0; i < menuList.length; i++) {
    if (menuList[i].list && menuList[i].list.length >= 1) {
      temp = temp.concat(menuList[i].list)
    } else if (menuList[i].url && /\S/.test(menuList[i].url)) {
      //过滤顶级菜单
      if (menuList[i].type == -1 && (menuList[i].childShowType == 1 || menuList[i].childShowType == 2 || menuList[i].childShowType == 3)) {
        var childrens = []
        var components = {}
        const topMenuId = menuList[i].menuId
        //查询旗下二级菜单
        var TwoMenuList = menuList.filter(item => item.type == 0 && item.parenttopId == topMenuId)
        if (TwoMenuList.length > 0) {
          TwoMenuList.forEach((item2, index2) => {
            item2.list.forEach((item3, index) => {
              var route = {
                path: item3.url.replace('/', '-'),
                name: 'item' + item3.menuId,
                component: null,
                meta: {
                  menuIsTab: true,
                  iframeUrl: '',
                  menuId: item3.menuId
                }
              }

              if (isURL(item3.url)) {
                route['path'] = `i-${item3.menuId}`
                route['name'] = `i-${item3.menuId}`
                route['meta']['iframeUrl'] = menuList[i].url
              } else {
                try {
                  if (item3.menuId == 301) {
                    route['component'] = _import(`modules/${item3.url}`) || null
                  }
                  components[item3.menuId + ''] = _import(`modules/${item3.url}`) || null;
                  route['component'] = _import(`modules/${item3.url}`) || null
                } catch (e) {
                  console.error(e);
                }
              }

              childrens.push(route)
            })
          })
        }


        menuList[i].url = menuList[i].url.replace(/^\//, '')
        var route = {
          path: menuList[i].url.replace('/', '-'),
          component: null,
          name: menuList[i].name,
          meta: {
            menuId: menuList[i].menuId,
            title: menuList[i].name,
            isDynamic: true,
            isTab: true,
            iframeUrl: ''
          },
          children: childrens
        }
        // url以http[s]://开头, 通过iframe展示
        if (isURL(menuList[i].url)) {
          route['path'] = `i-${menuList[i].menuId}`
          route['name'] = `i-${menuList[i].menuId}`
          route['meta']['iframeUrl'] = menuList[i].url
        } else {
          try {
            if (menuList[i].menuId == 301) {
              components['default'] = _import(`modules/${menuList[i].url}`) || null
            }
            components['default'] = _import(`modules/${menuList[i].url}`) || null
            // route['component'] = components
            route['component'] = _import(`modules/${menuList[i].url}`) || null
            console.log(route['component'])
          } catch (e) {
            console.error(e);
          }
        }
        routes.push(route)
      } else {
        menuList[i].url = menuList[i].url.replace(/^\//, '')
        var route = {
          path: menuList[i].url.replace('/', '-'),
          component: null,
          name: menuList[i].name,
          meta: {
            menuId: menuList[i].menuId,
            title: menuList[i].name,
            isDynamic: true,
            isTab: true,
            iframeUrl: ''
          }
        }
        // url以http[s]://开头, 通过iframe展示
        if (isURL(menuList[i].url)) {
          route['path'] = `i-${menuList[i].menuId}`
          route['name'] = `i-${menuList[i].menuId}`
          route['meta']['iframeUrl'] = menuList[i].url
        } else {
          try {
            if (menuList[i].menuId == 301) {
              route['component'] = _import(`modules/${menuList[i].url}`) || null
              console.log(route['component']);
            }
            route['component'] = _import(`modules/${menuList[i].url}`) || null
          } catch (e) {
            console.error(e);
          }
        }
        routes.push(route)
      }
    }
  }
  if (temp.length >= 1) {
    fnAddDynamicMenuRoutes(temp, routes)
  } else {
    mainRoutes.name = 'main-dynamic'
    mainRoutes.children = routes
    router.addRoutes([
      mainRoutes,
      { path: '*', redirect: { name: '404' } }
    ])
    sessionStorage.setItem('dynamicMenuRoutes', JSON.stringify(mainRoutes.children || '[]'))
    // console.log('\n')
    // console.log('%c!<-------------------- 动态(菜单)路由 s -------------------->', 'color:blue')
    // console.log(mainRoutes.children)
    // console.log('%c!<-------------------- 动态(菜单)路由 e -------------------->', 'color:blue')
  }
}

export default router
